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United Microelectronic Corp UMC 24.47 1.94 8.61%

Previous-day view · Thu Sep 17 close. You are previewing the previous trading day. Subscribe to see today live and every other date — plans start at Delta, $39/mo. Sign up Sign in
Group
Window
Scale
Plotted 3/8
Metric library

Volatility

Interactive timeline

UMC / Comparative study

3 signals / 504 sessions
Window statistics

Signal snapshot

Current value vs. selected history
IV Rank z 0.55
38.03
Mean
28.44
Window
+130.6%
ATM IV z 0.64
0.62
Mean
0.49
Window
+114.8%
IV Percentile z -0.20
60.47
Mean
65.96
Window
+116.8%
Relationship matrix

Correlation

Pearson r
Signal IV Rank ATM IV IV Percent...
IV Rank 1.00 0.87 0.73
ATM IV 0.87 1.00 0.73
IV Percent... 0.73 0.73 1.00
Source observations

Data inspector

1-50 of 504
  • 1 / 11
Date Close IV Rank ATM IV IV Percentile
2026-09-17 24.47 38.03 0.62 60.47
2026-09-16 22.53 37.18 0.61 59.29
2026-09-15 21.61 36.41 0.6 57.31
2026-09-14 21.9 38.71 0.63 61.9
2026-09-11 22.64 33.72 0.56 48.62
2026-09-10 22.12 36.82 0.6 59.68
2026-09-09 22.69 40.84 0.66 66.8
2026-09-08 21.82 39.75 0.64 64.82
2026-09-07 20.55 35.03 0.58 56.35
2026-09-04 20.77 34.2 0.57 50.59
2026-09-03 19.86 34.58 0.57 54.55
2026-09-02 19.97 37.51 0.61 61.26
2026-09-01 20.47 34.59 0.57 55.16
2026-08-31 19.88 34.44 0.57 54.18
2026-08-28 19.79 38.44 0.62 62.7
2026-08-27 19.07 34.28 0.57 52.78
2026-08-26 19.03 35.73 0.59 58.73
2026-08-25 19.6 34.38 0.57 54.37
2026-08-24 19.05 34.9 0.58 56.97
2026-08-21 18.34 34.53 0.57 55.95
2026-08-20 18 35.41 0.58 58.33
2026-08-19 18.12 36.42 0.6 59.92
2026-08-18 18.48 35.25 0.58 58.73
2026-08-17 19.53 37.36 0.61 61.35
2026-08-14 19.15 37.86 0.62 61.9
2026-08-13 19.38 38.4 0.62 62.7
2026-08-12 19.31 42.67 0.68 69.44
2026-08-11 18.94 39.05 0.63 63.49
2026-08-10 18.79 48.02 0.75 78.09
2026-08-07 18.72 53.44 0.82 84.13
2026-08-06 19.2 52.02 0.8 83.73
2026-08-05 19.29 56.66 0.87 88.1
2026-08-04 20.63 56.46 0.86 88.1
2026-08-03 18.69 58.47 0.89 90.04
2026-07-31 19.03 56.8 0.87 88.89
2026-07-30 18.94 66.61 1 98.81
2026-07-29 17.11 58.27 0.89 90.08
2026-07-28 17.36 61.68 0.93 92.86
2026-07-27 19.08 62.76 0.95 94.42
2026-07-24 19.48 63.52 0.96 94.84
2026-07-23 20.87 62.2 0.94 94.05
2026-07-22 21.29 63.57 0.96 95.24
2026-07-21 21.19 64.63 0.97 97.22
2026-07-20 20.3 66.14 0.99 98.41
2026-07-17 21.25 66.6 1 98.81
2026-07-16 22.29 63.57 0.96 96.83
2026-07-15 24.92 64.89 0.98 98.41
2026-07-14 23.84 63.67 0.96 98.41
2026-07-13 23.46 63.58 0.96 98.01
2026-07-10 24.34 62.48 0.94 97.62